---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-028578"
form_type: "8-K"
ticker: "WINT"
cik: "0000946486"
company_name: "WINDTREE THERAPEUTICS INC /DE/"
filed_at: "2025-09-08T23:59:59+00:00"
generated_at: "2026-05-17T07:50:13.441044+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Windtree Therapeutics CMO Dr. Steven Simonson resigns effective immediately

## Summary
- Steven G. Simonson, M.D., resigned as SVP and Chief Medical Officer on Sept. 2, 2025.
- Resignation effective immediately; no replacement named in the filing.
- No reason for departure provided.

## SEC filing metadata
- accession: 0001437749-25-028578
- form_type: 8-K
- ticker: WINT
- cik: 0000946486
- company_name: WINDTREE THERAPEUTICS INC /DE/
- filed_at: 2025-09-08T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/946486/000143774925028578/0001437749-25-028578-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/946486/000143774925028578/wint20250903_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-028578
- JSON: https://secwatch.observer/filing/0001437749-25-028578.json
- Plain text: https://secwatch.observer/filing/0001437749-25-028578.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.